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Table 3 Association between human-extracted image phenotype and computer-extracted image phenotype

From: Breast MRI radiomics: comparison of computer- and human-extracted imaging phenotypes

Human-extracted assessment Computer-extracted feature p Value
Lesion size Effective diameter <10−12
Surface area-to-volume ratio <10−12
Maximum linear size <10−12
Lesion volume <10−12
Shape Sphericity 5.65 × 10−5
Irregularity 0.00398
Surface area-to-volume ratio 0.363
Internal enhancement Contrast 0.378
Correlation 0.409
Difference in entropy 0.353
Difference variance 0.191
Energy 0.186
Entropy 0.194
Inverse difference moment 0.466
IMC1 0.328
IMC2 0.340
Maximum correlation coefficient 0.336
Sum average 0.151
Sum entropy 0.336
Sum variance 0.702
Sum of squares 0.297
Degree of margin spiculation Mean margin sharpness 0.292
Variance margin sharpness 0.227
Variance radial gradient histogram 0.055
  1. IMC Information measure of correlation